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methyl 4,6-O-benzylidene-2-deoxy-2-o-nitrophenylselenyl-α-D-altropyranoside is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74638-54-3

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74638-54-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74638-54-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,6,3 and 8 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 74638-54:
(7*7)+(6*4)+(5*6)+(4*3)+(3*8)+(2*5)+(1*4)=153
153 % 10 = 3
So 74638-54-3 is a valid CAS Registry Number.

74638-54-3Relevant academic research and scientific papers

New Ketone Synthesis via β-Hydroxy o-Nitrophenyl Selenoxides; a One-step Synthesis of Deoxy-keto Sugars

Furuichi, Kimiaki,Yogai, Sadamu,Miwa, Toshio

, p. 66 - 68 (2007/10/02)

β-Hydroxy o-nitrophenyl selenides and their O-alkyl or O-acyl derivatives were prepared and converted into ketones or the corresponding enol derivatives in satisfactory yields; these reactions were applied to the synthesis of sugar derivatives.

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